SMD Super Fast Recovery Rectifiers
Reverse Voltage: 50 to 600 Volts
Forward Current: 2.0 Amp
RoHS Device
Page 1
REV:A
Features
-Ideal for surface mount applications.
-Easy pick and place.
-Plastic package has Underwriters Lab.
flammability classification 94V-0.
-Super fast recovery time 35nS.
-Built-in strain relief.
-Low forward voltage drop.
Mechanical data
-Case: JEDEC DO-214AA, molded plastic.
-Terminals: solderable per MIL-STD-750,
method 2026.
-Polarity: Color band denotes cathode end.
-Approx. weight: 0.093 grams
CSFB201-G Thru. CSFB205-G
Maximum Ratings and Electrical Characteristics
Dimensions in inches and (millimeter)
QW-BS002
CSFB201-G
2
Notes: 1. Thermal resistance from junction to lead mounted on P.C.B. with 8.0×8.0 mm copper pad area.
Comchip Technology CO., LTD.
Max. repetitive peak reverse voltage
Max. DC blocking voltage
Max. RMS voltage
Peak surge forward current, 8.3ms
single half sine-wave superimposed
on rate load (JEDEC method)
Max. average forward current
Max. instantaneous forward at
2.0A
Reverse recovery time
O
Max. DC reverse current at TA=25 C
O
rated DC blocking voltage TA=125 C
Max. thermal resistance (Note 1)
Max. operating junction temperature
Storage temperature
voltage
CSFB202-G CSFB203-G CSFB204-G CSFB205-G UnitsSymbolParameter
VRRM
VDC
VRMS
IFSM
IO
VF
Trr
IR
RθJL
TJ
TSTG
50
50
35
100
100
70
0.92
200
200
140
50
2.0
35
5.0
350
20
150
-55 to +150
400
400
280
1.25
600
600
420
1.3
V
V
V
A
A
V
nS
μA
OC/W
OC
OC
DO-214AA (SMB)
0.155(3.94)
0.130(3.30)
0.083(2.11)
0.075(1.91)
0.220(5.59)
0.200(5.08) 0.012(0.31)
0.006(0.15)
0.008(0.20)
0.004(0.10)
0.050(1.27)
0.030(0.76)
0.096(2.44)
0.083(2.13)
0.185(4.70)
0.160(4.06)
QW-BS002
RATING AND CHARACTERISTIC CURVES (CSFB201-G thru CSFB205-G)
Percent of Rated Peak Reverse Voltage (%)
1401208060200
Fig.1 Reverse Characteristics
0.1
1
10
100
1000
Rever e urr n(μ)
s C e t A
Forward Voltage (V)
0.4
Fig.2 Forward Characteristics
0.01
o w rd C rren (A)
F r a ut
0.1
1
10
100
1.0
Reverse Voltage (V)
0.1
Fig.3 Junction Capacitance
0
Jn ti n apacian ce(p )
u c o C t F
10
20
50
1 10 1000
Number of Cycles at 60Hz
Fig.4 Non-repetitive Forward Surge Current
0
Peak F orward Surge C ur re nt A )
(
30
40
60
Comchip Technology CO., LTD.
Page 2
REV:A
0.8 1.2 1.81.6
30
40
1 10 100
10
50
Fig.5 Test Circuit Diagram and Reverse Recovery Time Characteristics
50Ω
NONINDUCTIVE
10Ω
NONINDUCTIVE
(+)
25Vdc
(approx.)
(-)
D.U.T.
1Ω
NON-
INDUCTIVE
OSCILLLISCOPE
(NOTE 1)
PULSE
GENERATOR
(NOTE 2)
(+)
(-)
NOTES: 1. Rise time=7ns max., input impedance=1 MΩ, 22pF.
2. Rise time=10ns max., input impedance=50Ω.
trr
Set time base for
50 / 10nS / cm
1cm
-1.0A
-0.25A
0
+0.5A
Fig.6 Current Derating Curve
O
Ambient Temperature ( C)
Average Forward Current (A)
0 5025 75 100 150125 175
0
0.4
0.8
1.2
1.6
2.0
2.4
2.8
Single phase
Half wave 60Hz
SMD Super Fast Recovery Rectifiers
40 100
O
TJ=125 C
O
TJ=75 C
O
TJ=25 C
CSFB201-G~203-G
CSFB204-G
CSFB205-G
O
TJ=25 C
Pulse width 300μS
4% duty cycle
0.6 1.4
20
O
TJ=25 C
8.3ms single half sine
wave, JEDEC method
100
O
TJ=25 C
f=1MHz
Vsig=50mVp-p
